Richard Bruce, an American in fog bound London stumbles into the midst of international intrigue, with Rose Thorne, an innocent dupe. Together they try to unravel the mystery, enlisting the aid of a cat burglar named Holmes, who they bump into along the way.
Richard Bruce

Rose Thorne

Jim Steele

Holmes

Regan

Lady Rockingham

Major Thorne

Elsie

Gerald Fairfax

The General

Harvey, a thug

Bill, a thug
Coffee Wagon Proprietor

Mrs. Grace Thorne

Reggie

Drunk at Party

Unknown Role

Maitre d'hotel

Unknown Role
